Mouthpiece



b- 5, 1955 J. J. FREEDLAND 2,702,032

MOUTHPIECE Filed Aug. 19, 1955 INVENTOR. JACK J FREEDLA/VD United States. Patent coil springs 16, the ends of which are imbedded at one 0 end in the side pieces 12 and in the sides of the extensio 14. The exposed portion of each spring. 16 has a cover 2,702,032 18 of rubblier or other similar protectifi e material to improve ster'ization. These springs 21 ow movement in MOUTHPIECE 5 all diregtiong, thus nlijaking it possible foci1 the rirguthpiecec i .7 or guar to e worn y any person regal ess o entitio'n, Jack J. Freedland, Laguna Beach, Calif. Size or shape Application A 19 1953 s l N 375310 The front piece is curved rearwardly at, the Side edges j and provided with tapered wings 20 which overlap the Claims. (Cl. 128-436) 10 forward edgbes of thledside piece:1 '12. If lglesired, these wings may e attac e to the si e pieces y connecting (Granted ulldel Tlfle Code Sub them thereto with rubber cement after any particular 1 mouthpiece has been fitted to an'individu'als mouth thereby adding rigidity to the guard for that person. This invention relates in general to a mouthpiece and The front pl ce 1 lsiconnected the S146 p e s W is more particularly described as a mouthpiece for the eslheht Springs 16 In Such a h that m e i e athletes although it may have a more general use as a p s q of the guard, as Shown 1n th f Pleee Shock therapy mouth guard d protects the from l 18 inclined upwardly relat ve to the Side p eces. When aswell as the teeth and chcel s the mouthpiece is placed into the oral cavity, the front I The ordinary mouthpiece is usually mgagcd only by 20 lip extension is thus pressed aga1 nst the edge of the from the front teeth of a wearer, or it is somewhat-in the shape upper teeth, Thus tending o malntam the mouthpiece in of a U with teeth-engaging portions at the upper and P lower sides thereof. With these constructions, a number At h lower edge the from Pleee 15 a Cutout r c s of different sizes are required; there is no adjustment for 22 whleh extends Parhahy mte e the h h mouths and teeth of different sizes and shapes; and no 25 e-Xtenswn 14 y e s an ope g 24 re hr ngh provision is made for a flexible conformation of the guard so that a free P 13 I fi h F h and between hhe to the interior of the mouth. In this invention the guard e h the guard 15 h P e P e theBaSSage of h" is made in three sections, a front labial portion which breathlhge hh 99 F 0f g l e protects the upper lip with a projection for occluding the Y e he Provided Wlth central uhdereht 26 tongue and two lateral wings which protect the 30 so that air will pass freely between the teeth and into teeth, the cheeks, and establish maximum retention of the i mouth and Water Othel: hqhd may P freely mouthpiece f mouths f diff t Sizcs ir to and out of the mPUth WIIhOUlQ removing the mouth- An important object of the invention is therefore to P In the from Pleee 1s a eavlty 9 recess Whleh provide a mouthpiece having three connected sections extehdeaeress ihe m and tapers Into the wlflgsizh h-ccly movahlc with icspcci to each cihch at the sides thereof having a narrow slot 30 at the upper A further object of the invention is to provide a mouthedge on the lhslde e at least a porhhh h the extent piece which has a front or labial section containing a of the recess to P i e access for the ihserheh and h ft pi-oicciiiig fillch moval of a soft resilient pad 32, which conforr ns 1n A further object of the invention is to provide a front Shape/f0 the P Sponge h of ether h section with side wings which are resiliently connected to metenah, h Prevldlhg a Smooth hssue'toleraht Raddlhg the from portion to permit f adiustmcni thereof for the inside mouth surfaces producing the labial and A still further object of the invention is to provide a buccal surfaces {is as the lips and cheeksthree-piece mouth guard with a front piece and two side Each of the slde Pleces 12 has a central oeelhsal P extensions connected thereto and overlapped at the sides 34 engaged by the upper and teeth which Serf/es by projections f the from Sections. as a shock absorber between the aws At the outer side A still further object of the invention is to provide a are upper and lower bhccal extehslohs and 33 to front lip-protecting section having a rear extension which Protect the Cheeks the correspondmg sldes of the gives the tongue protection and also has an opening at teeth At e Inner lde 0f the pad 3 IS a downward the front to allow for breathing when the mouth guard hnghal extehsleh fh 13 at the mslde of the teeth is cngagcd by teeth when the guard is in posit on, to separate the teeth from Other objects of the invention will appear in the specifithe t These extehslohs aresmooth and soft but cation and will be apparent from the accompanying readily ma1nta1n the side pieces in place between the drawing, in which upper and lower aws and protect the cheeks at the outer Fig. 1 is a top plan view of a mouthpiece in accordance sldes the g with thiS invention; In using this guard or mouthpiece, 1t 1s simply inserted Fig 2 iS a Sectional View taken on the line of into the mouth, the slde pieces are adjusted over the rear Fig teeth at both sides thereof, and the front piece is engaged Fig 3 is a Side Vicw Showiiig the lateral wings at an between the front teeth with the lip portion interposed angle to the from piece; and between the upper teeth and the upper lip. The side Fig. 4 is a perspective view of the construction as shown Wlhgs are tapered and the edlaeeht, from edges of the in l. extensions 36 may have correspondlngly beveled edge An ordinary mouthpiece is not satisfactory for use by Whlch fits smoothh, f h the tapered edges of athletes and pariicularly by priZe fightcm Among the wings 20 so that an 1nd1v1dual can shorten or ad ust reasons for this are that it is easily knocked from the these Porhohs h may even cement them together mouth during a fight; it interferes with breathing; it fails h the guar Wlh ht the mouth more eoIhfol'tably- Wlth to protect the front lip; and it does not properly protect this construction, occlusal pads are provided betweer all the teeth and iaws or the front and side teeth; the front upper lip 1s resilient- The present mouthpiece is made of soft rubber or other Padded; and the Cheeks the slde of the teeth are suitable plastic; it is tough, light in weight, and durable. Pmteeted by the Cheek extehslohs- It protects the upper lip, the upper and lower teeth, the Whhe phefelred emhodlmeht has been deserlhed tongue, cheeks, and gums; and it allows breathing through m dfitall It should b regarded as an h h or F the tccth Without removing the mouthpiece bodiment of the 1nvent1on and not as a restriction or 11mi- Referring now more particularly to the drawings, this tahoh, therelh as many changes may be mafie In the mouthpiece is composed of three parts, a front piece and atrsngement of the pahts h h depart 10 and two similar side pieces 12 to be engaged between mg m the .SPlrlt Scope f the lhvehhohthe teeth at the front and at each side of the mouth. The The lhvehhohl descnbed harem may be mahhfaetured side pieces 12 are somewhat rectangular, and the forward and used by or the Government of e Uhlted states inner portion of each side piece is connected at opposite of Amenea 9 goverhmehtal Purpose Whheht P l sides by means of a central rear lingual extension 14 0f f y h thereon and thereforfrom the front piece 10 by resilient means such as small I 01311111 1. A three-section mouthpiece comprising a front Fatente'd Feb. 15, was

rearward tongue-occluding extension, a pair of lateral guards engaged by the rear teeth, and flexible resilient connections between the lateral guards and between pposite rearward sides of the tongue extension.

"2. A mouthpiece in accordance with claim 1 in which the front piece is rounded to fit the front of the mouth with laterally projecting side wings to overlap and engage the front side portions of the said lateral guards.

3; In a mouthpiece in accordance with claim 1, the tongue extension extending upwardly from the base of the front piece and having an opening through the front portion of the tongue extension, and the front lower edge of the front piece having a recess communicating with the opening through the tongue extension to provide an air passage in the mouthpiece.

4. In a mouthpiece in accordance with claim 1, the lateral guards each having a pad for engagement between the upper and lower teeth and buccal extensions above and below the pad, and a downward extension from the pad at the inner side thereof to set each lateral guard firmly upon the lower teeth at the corresponding side of the mouth, the lower projections at the inside and outside of each guard being of substantially the same downward extent.

5. In a mouthpiece in accordance with claim 4, the front outeredges of the buccal extensions being slightly beveled, and the front piece having side wings overlapping. the buccal extensions and the ends of the wings being tapered to conform to the beveled ends of'the extension whereby these corresponding overlapping edges may be ,connected together for individually fitting the I mouthpiece and adding rigidity to it as a guard.

6. In a mouthpiece in accordance with claim 1 in which the front piece is connected to the lateral guards by resilient spring members imbedded at their ends in the members which they connect and to permit free adjusting movement of each of the lateral guards individually with respect to the front piece.

7. A mouthpiece in accordance with claim 6 in which the springs connecting the mouthpiece and the lateral guards are metal coil springs, and a rubber coating for the springs to make them more sterile.

8. A mouthpiece in accordance with claim 6 in which the springs connecting the front piece to the lateral guards tend to incline the front piece upwardly relative to the guards to urge the front piece upwardly at the front 01' the mouth when the lateral guards are at the rear of the mouth.

9. In a mouthpiece for athletes, a front piece curved to fit the front of the mouth having a recessed portion and adapted to fit between the front teeth and the front upper lip, the recess having a slot at its upper end, and a soft resilient pad in the front piece and insertable in the recess through the said slot.

10. In a mouthpiece in accordance with claim 9, the curved portion of the mouthpiece having tapered sides graduating in thickness and the recess within the curved portion of the mouthpiece being correspondingly curved and tapered at the ends thereof and the resilient pad being inserted and removed through a slot less in length than the full length of the recess.

No references cited. 

